I am an sbi platinum card member, I got this card in August 2015 and they provide 120000 credit limit. This is my second card I have all ready axis bank credit card. About sbi platinum they annually charge 2999/- rupees and provide redeemable coupons same worth. You can easily redeem this coupon.
And they also provide rewards points against and purchase and spend anywhere. They give easy to convert your spend money into emi in 3, 6, 9, 12, 18, and 24 month so if you need money you can easily take benefit. I am using this card and it is good for me.
